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Probes and sensors

lab and field probesThis section of the catalog presents a wide selection of Hach Lange Intellical probes and electrodes for the most demanding laboratory and field tasks in the following parameters: pH, dissolved oxygen, BOD, conductivity, TDS, ORP, ammonia, ammonium, chloride, fluoride, nitrate and sodium. All Intellical probes are automatically recognized by the HQ / HQD series meters and retain their calibration data, eliminating the need to recalibrate when switching between meters. The Red Rod pH electrodes provide exceptional performance and response times for a wide variety of sample types in the laboratory. The rugged outdoor sensors are housed in a stainless steel housing and, thanks to digital technology, can be used with cables up to 30 meters. In addition to sensors and electrodes, this section contains solutions for sensor maintenance, conductivity standards and pH buffers.

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Calibration solutions for TDS meters 3000 ppm

Calibration solutions for TDS meters 3000 ppm

A solution of Na2SO4, Na2CO3, NaCl for calibrating conductivity meters and the total dissolved solids (salinity) of water.

SKU: 2974826, 2974849

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51344055 pH electrode InLab Routine Pro-ISM

51344055 pH electrode InLab Routine Pro-ISM

Glass combination pH electrode with integrated temperature sensor, MultiPinTM head and ISM. Designed for general laboratory applications; fast response and high chemical resistance.

SKU: 51344055

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SKU: 51343110

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SKU: HP-480TP

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SKU: 741036

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ISE Ammonia Standard Solution, 1 mg/L, 500 mL

ISE Ammonia Standard Solution, 1 mg/L, 500 mL

ISE Standard Solution. Ammonia, 1,00 mg/L ±0.03 mg/L NH3-N. 500 mL bottle.

SKU: 189149

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ISE standard solution, Fluoride (F-) concentration 10 mg/l; volume 500 ml

ISE standard solution, Fluoride (F-) concentration 10 mg/l; volume 500 ml

Standard Fluoride Ion Selective Electrode (ISE) solution for laboratory analysis.

SKU: 35949

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Ion Selective Electrode (ISE) Intellical ISENO3181, Nitrate (NO3-); cable 1, 3 m

Ion Selective Electrode (ISE) Intellical ISENO3181, Nitrate (NO3-); cable 1, 3 m

Intellical ISENO3181 is a digital combined ion selective electrode (ISE) for the determination of nitrates with a built-in temperature sensor.

SKU: ISENO318101, ISENO318103

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ORP buffer solution for calibration 200 mV, 500 ml

ORP buffer solution for calibration 200 mV, 500 ml

ORP reference solution used to calibrate the ORP sensor (in resealable plastic bottles).

SKU: 25M2A1001-115

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Buffer solution pH 7.00 25 mL

Buffer solution pH 7.00 25 mL

Colorless pH meter calibration solution.

SKU: 1222220

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Buffer solution pH 4.01, 125 mL

Buffer solution pH 4.01, 125 mL

Calibration solution with standard pH value for pH meters and electrodes.

SKU: LZW9460.99

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Calibration solution for conductivity meter 147 μS/cm, KCl, 125 mL

Calibration solution for conductivity meter 147 μS/cm, KCl, 125 mL

Solution for calibrating the conductivity meter and checking the accuracy of the analysis.

SKU: LZW9701.99

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Conductivity Standard Solution, 1413 µS/cm

Conductivity Standard Solution, 1413 µS/cm

Standard conductivity solution, concentration 1413 μS/cm ± 1% at 25 °C / 0.01M KCl, 500 ml.

SKU: C20C270

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51343056 pH electrode InLab Routine Pt1000

51343056 pH electrode InLab Routine Pt1000

Laboratory combination pH electrode with glass body, integrated Pt1000 temperature sensor and MultiPin head.

SKU: 51343056

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SKU: HI11310

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SKU: HP-960FTP

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SKU: 305090

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ISE Ammonia Standard Solution, 100 mg/L, 500 mL

ISE Ammonia Standard Solution, 100 mg/L, 500 mL

ISE Standard Solution. Ammonia, 100 mg/L ±2 mg/L NH3-N. 500 mL bottle.

SKU: 2406549

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ISE standard solution, Fluoride (F-) concentration 100 mg/l; volume 500 ml

ISE standard solution, Fluoride (F-) concentration 100 mg/l; volume 500 ml

Standard Fluoride Ion Selective Electrode (ISE) solution for laboratory analysis.

SKU: 23249

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Ion Selective Electrode (ISE) Intellical ISENO3181 Nitrate (NO3-) with calibration reagents

Ion Selective Electrode (ISE) Intellical ISENO3181 Nitrate (NO3-) with calibration reagents

The Intellical Nitrate ISE Analysis Package contains everything you need to determine nitrate (NO3-) with the HQD series meters.

SKU: ISENO3181AP

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ORP buffer solution for calibration, 600 mV

ORP buffer solution for calibration, 600 mV

Reference solution for calibration of ORP electrodes (sealed plastic bottle).

SKU: 25M2A1002-115

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Buffer Solution, pH 4,65

Buffer Solution, pH 4,65

Buffer Solution, concentration pH 4,65 ± 0,02, 500 mL.

SKU: S11M010

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Buffer solution pH 7.00, 125 mL

Buffer solution pH 7.00, 125 mL

Calibration solution for pH meters and electrodes.

SKU: LZW9461.98

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Calibration solution for conductivity meter 1413 µS/cm, KCl, 250 mL

Calibration solution for conductivity meter 1413 µS/cm, KCl, 250 mL

Standard conductivity solution 1413 μS/cm for calibrating meter, sensor and verifying analytical accuracy.

SKU: LZW9710.99

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Sorting: 

Calibration solutions for TDS meters 3000 ppm

Calibration solutions for TDS meters 3000 ppm

A solution of Na2SO4, Na2CO3, NaCl for calibrating conductivity meters and the total dissolved solids (salinity) of water.

SKU: 2974826, 2974849

View product Compare

51344055 pH electrode InLab Routine Pro-ISM

51344055 pH electrode InLab Routine Pro-ISM

Glass combination pH electrode with integrated temperature sensor, MultiPinTM head and ISM. Designed for general laboratory applications; fast response and high chemical resistance.

SKU: 51344055

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SKU: 51343110

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SKU: HP-480TP

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SKU: 741036

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ISE Ammonia Standard Solution, 1 mg/L, 500 mL

ISE Ammonia Standard Solution, 1 mg/L, 500 mL

ISE Standard Solution. Ammonia, 1,00 mg/L ±0.03 mg/L NH3-N. 500 mL bottle.

SKU: 189149

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ISE standard solution, Fluoride (F-) concentration 10 mg/l; volume 500 ml

ISE standard solution, Fluoride (F-) concentration 10 mg/l; volume 500 ml

Standard Fluoride Ion Selective Electrode (ISE) solution for laboratory analysis.

SKU: 35949

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Ion Selective Electrode (ISE) Intellical ISENO3181, Nitrate (NO3-); cable 1, 3 m

Ion Selective Electrode (ISE) Intellical ISENO3181, Nitrate (NO3-); cable 1, 3 m

Intellical ISENO3181 is a digital combined ion selective electrode (ISE) for the determination of nitrates with a built-in temperature sensor.

SKU: ISENO318101, ISENO318103

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ORP buffer solution for calibration 200 mV, 500 ml

ORP buffer solution for calibration 200 mV, 500 ml

ORP reference solution used to calibrate the ORP sensor (in resealable plastic bottles).

SKU: 25M2A1001-115

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Buffer solution pH 7.00 25 mL

Buffer solution pH 7.00 25 mL

Colorless pH meter calibration solution.

SKU: 1222220

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Buffer solution pH 4.01, 125 mL

Buffer solution pH 4.01, 125 mL

Calibration solution with standard pH value for pH meters and electrodes.

SKU: LZW9460.99

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Calibration solution for conductivity meter 147 μS/cm, KCl, 125 mL

Calibration solution for conductivity meter 147 μS/cm, KCl, 125 mL

Solution for calibrating the conductivity meter and checking the accuracy of the analysis.

SKU: LZW9701.99

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Conductivity Standard Solution, 1413 µS/cm

Conductivity Standard Solution, 1413 µS/cm

Standard conductivity solution, concentration 1413 μS/cm ± 1% at 25 °C / 0.01M KCl, 500 ml.

SKU: C20C270

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51343056 pH electrode InLab Routine Pt1000

51343056 pH electrode InLab Routine Pt1000

Laboratory combination pH electrode with glass body, integrated Pt1000 temperature sensor and MultiPin head.

SKU: 51343056

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SKU: HI11310

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SKU: HP-960FTP

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SKU: 305090

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ISE Ammonia Standard Solution, 100 mg/L, 500 mL

ISE Ammonia Standard Solution, 100 mg/L, 500 mL

ISE Standard Solution. Ammonia, 100 mg/L ±2 mg/L NH3-N. 500 mL bottle.

SKU: 2406549

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ISE standard solution, Fluoride (F-) concentration 100 mg/l; volume 500 ml

ISE standard solution, Fluoride (F-) concentration 100 mg/l; volume 500 ml

Standard Fluoride Ion Selective Electrode (ISE) solution for laboratory analysis.

SKU: 23249

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Ion Selective Electrode (ISE) Intellical ISENO3181 Nitrate (NO3-) with calibration reagents

Ion Selective Electrode (ISE) Intellical ISENO3181 Nitrate (NO3-) with calibration reagents

The Intellical Nitrate ISE Analysis Package contains everything you need to determine nitrate (NO3-) with the HQD series meters.

SKU: ISENO3181AP

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ORP buffer solution for calibration, 600 mV

ORP buffer solution for calibration, 600 mV

Reference solution for calibration of ORP electrodes (sealed plastic bottle).

SKU: 25M2A1002-115

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Buffer Solution, pH 4,65

Buffer Solution, pH 4,65

Buffer Solution, concentration pH 4,65 ± 0,02, 500 mL.

SKU: S11M010

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Buffer solution pH 7.00, 125 mL

Buffer solution pH 7.00, 125 mL

Calibration solution for pH meters and electrodes.

SKU: LZW9461.98

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Calibration solution for conductivity meter 1413 µS/cm, KCl, 250 mL

Calibration solution for conductivity meter 1413 µS/cm, KCl, 250 mL

Standard conductivity solution 1413 μS/cm for calibrating meter, sensor and verifying analytical accuracy.

SKU: LZW9710.99

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